Questions on Algebra: Systems of equations that are not linear answered by real tutors!

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Algebra: Systems of equations that are not linear

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Question 108838: Solve the following system of linear inequalities by graphing.
x-2y> 4
x<4
Click here to see answer by elima(1433)

Question 108839: Solve the following system of linear inequalities by graphing.
x+2y<3
2x-3y<6
Click here to see answer by elima(1433)

Question 105411: Adult tickets for a play cost $16 and child tickets cost $3. If there were 23 people at a performance and the theater collected $199 from ticket sales, how many adults and how many children attended the play?
Click here to see answer by heidi(17)

Question 105054: I need help solving this problem 3x-7=x-9
Click here to see answer by heidi(17)

Question 109405: Write the equation of the line which has y-intercept (0, 5) and is perpendicular to the line with equation y = –3x + 1.
y = –1/3x + 5
y = 3x + 5
y = –3x + 5
y = 1/3 x + 5

Click here to see answer by jim_thompson5910(13792)

Question 109404: I dont understand this. I thought I did and didnt get parallel lones. Determine which two equations represent parallel lines.
(a) y =5/7 x + 3(b) y =-7/5x – 7(c) y = 2x + 12(d) y = 2x – 3

Click here to see answer by stanbon(26273)

Question 109407: Are the following lines parallel, perpendicular, or neither?
L1 with equation x – 4y = 12
L2 with equation 4x + y = 4

Click here to see answer by jim_thompson5910(13792)

Question 109407: Are the following lines parallel, perpendicular, or neither?
L1 with equation x – 4y = 12
L2 with equation 4x + y = 4

Click here to see answer by stanbon(26273)

Question 109409: Find the slope of the line passing through the points (1, 3) and (1, –1).
–4
0
Undefined
1

Click here to see answer by jim_thompson5910(13792)

Question 109409: Find the slope of the line passing through the points (1, 3) and (1, –1).
–4
0
Undefined
1

Click here to see answer by parth603(1)

Question 109411: Write the equation of the line that passes through point (0, 4) with a slope of .
Click here to see answer by stanbon(26273)

Question 109441: Write the equation of the line that passes through point (0, 4) with a slope of -7/2

Click here to see answer by stanbon(26273)

Question 109881This question is from textbook Algebra for college students
: I have been struggling with this equation for 3 days, and can not understand what I am doing wrong to see the appropriate way to approach solving these types of problems. Please help me understand how to approach solving these types of problems, and what to look for to determine the appropriate method to finding the solution?
{{z/Z+3}={3Z/5Z-1}}This question is from textbook Algebra for college students

Click here to see answer by MathLover1(1183)

Question 109895: Use a system of equations to solve each problem
13. Adult tickets for the school musical sold for $3.50 and student tickets sold for $2.50. 321 tickets were sold altogether for $937.50. How many of each kind of ticket were sold?
Click here to see answer by ankor@dixie-net.com(6693)

Question 110235This question is from textbook PRENTICE HALL ALGEBRA 1
: Ernesto spent a total of 64$ for a pair of jeans and a shirt. The jean cost 6$ more than the shirt. What was the cost of the jeans?This question is from textbook PRENTICE HALL ALGEBRA 1

Click here to see answer by josmiceli(3007)

Question 110285: You have $25 to spend on picking 21 pounds of three different types of apples in an orchard. The Empire Apples cost $1.40 per pound, the Red Delicious Apples cost $1.10 per pound, and the Golden Delicious Apples cost $1.30 per pound. You want twice as many Red Delicious as the other two types combined. Write and solve a system of three equations to determine how many pounds of each type of apple you should buy
Click here to see answer by scott8148(3382)

Question 110295: What would be the rule for finding any term in
107, 105, 103, 101....
Thanks for your help
Click here to see answer by scott8148(3382)

Question 110656: Solve the system by addition:
4x-7y=19
x+4y = -1
Click here to see answer by jim_thompson5910(13792)

Question 110656: Solve the system by addition:
4x-7y=19
x+4y = -1
Click here to see answer by MathLover1(1183)

Question 110667: Find the slop of any line perpendicular to the line through points (6,14) and (5,8).
A) 6
B) -6
C) 1/6
D) -1/6
Click here to see answer by jim_thompson5910(13792)

Question 110665: Solve by addition:
4x-7y = 19
x+4y= -1
Click here to see answer by jim_thompson5910(13792)

Question 110705: f(x)=x^2-7x+10; find (a) f(0), (b) f(5), and (c) f(-2).
Click here to see answer by solver91311(5072)

Question 111453: A line passing through (11, 3) and (10, y) is parallel to a line with slope –2. What is the value of y?
Click here to see answer by elima(1433)

Question 112036: Write the equation of the line that passes through point (6, 7) with a slope of 0
Click here to see answer by jim_thompson5910(13792)

Question 112038: Determine which two equations represent parallel lines
(a) y = 5/3x + 2
(b) y =-3/5x – 3
(c) y = 9x + 6
(d) y = 9x – 2

Click here to see answer by jim_thompson5910(13792)

Question 112037: Are the following lines parallel, perpendicular, or neither?
L1 through (9, 2) and (3, –8)
L2 through (–3, 5) and (5, –1)

Click here to see answer by jim_thompson5910(13792)

Question 112050: One day, the temperature at 11:00 A.M. was 49°F, and by 1:00 P.M. the temperature was 53°F. What was the hourly rate of temperature change?
Click here to see answer by checkley71(8405)

Question 112049: Graph the inequality.
2x + 3y > 6

Click here to see answer by Edwin McCravy(2922)

Question 112054: Solve the following system of linear inequalities by graphing.
3x – y < 2
x + y > 2

Click here to see answer by jim_thompson5910(13792)

Question 112068: The difference of two numbers is 86. The second is 6 less than 5 times the first. What are the two numbers?
Click here to see answer by jim_thompson5910(13792)

Question 112223This question is from textbook McDougal Littell
: Would you please answer 2(a-8)+7=5(a+2)-3a-19 please give the steps, thanks!This question is from textbook McDougal Littell

Click here to see answer by checkley71(8405)

Question 112254: Graph f(x) = –x – 2
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Question 112256: Given g(x) = –4x – 2, find g(4a).
Click here to see answer by checkley71(8405)

Question 112259: The sum of two numbers is 31. Their difference is 9. What are the two numbers?
Click here to see answer by checkley71(8405)

Question 112255: Rewrite the equation 4x – 10y = 11 as a function of x.
Click here to see answer by checkley71(8405)

Question 112273: The difference of two numbers is 63. The second is 9 less than 4 times the first. What are the two numbers?
Click here to see answer by ankor@dixie-net.com(6693)

Question 112620This question is from textbook
: I really need some help!!!! Please!
Solve this system of equation using either addition or substitution method.
George has two investments that yield a total of 185.60 in annual interest. The amount onvested at 8% is 320$ less than twice the amount invested at 6%. How much is invested at each rate.
Amount invested at 8% _____________
Amount invested at 6% _____________This question is from textbook

Click here to see answer by scott8148(3382)

Question 112728: Help me please, I understand the equation, mostly, but the graphing is confusing. Please help!
Solve the following system of linear inequalities by graphing.
x+2y<=3
2x-3y<=6
Click here to see answer by jim_thompson5910(13792)

Question 112773: Solve the system by addition or substitution.
3x – 4y = 8
6x – 2y = 10

Click here to see answer by checkley71(8405)

Question 112773: Solve the system by addition or substitution.
3x – 4y = 8
6x – 2y = 10

Click here to see answer by solver91311(5072)

Question 112836: Graph f(x) = –2x + 4.
Click here to see answer by jim_thompson5910(13792)

Question 112863: Which of the ordered pairs
(3, 1), (0, –4), (–4, 0), (–3, –7)are solutions for the equation
x – y = 4?

Click here to see answer by jim_thompson5910(13792)

Question 113156This question is from textbook
: Having a real hard time with this...please help!
Solve system of equation word problem but either addition method or substitution method.
George has two investments that yield a total of $185.60 in annual interest. The amount invested at 8% is $320 less than twice the amount invested at 6%. How much is invested at each rate?
Amount invested at 8% _________
Amount invested at 6% _________This question is from textbook

Click here to see answer by SHUgrad05(58)

Question 113075: A rectangle has sides of 3x – 4 and 7x + 10. Find the expression that represents its perimeter.
Click here to see answer by ankor@dixie-net.com(6693)

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